﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using You.Niao.User.Model;

namespace You.Niao.User.IDAL
{
     public  interface  IPrletter
    {
        /// <summary>
        /// 增加一条数据
        /// </summary>
         int Add(PrLetter model);
    }
}
